﻿#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
int main()
{
	printf("训练专注力\n");
	int line = 0;
	while (line <= 20000)
	{
		line++;
		printf("继续努力吧\n");
	}
	if (line > 20000)
		printf("改善自己\n");
	return 0;

}